Tehuantepec Forecast

January 17, 2026, 9:01 pm (UTC: -05:00)
Subject: Tehuantepec Forecast

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This forecast has not been reviewed. It was generated from an automatic model.

.WARNINGS.

...GALE WARNING...
.03 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.
.09 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC...N WINDS 25 TO 35 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 13N96W TO
13N95W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE
WINDS 35 TO 45 KT. SEAS 2.5 TO 4.5 M. WITHIN 14N93W TO 15N94W TO
13N95W TO 14N97W TO 11N97W TO 12N94W TO 14N93W N TO NE WINDS 20
TO 30 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST WITHIN 15N95W TO 16N95W TO 15N96W TO 14N96W TO
14N95W TO 15N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE
WINDS 30 TO 40 KT. SEAS 2.5 TO 4.5 M. WITHIN 16N94W TO 14N96W TO
15N96W TO 11N99W TO 13N95W TO 16N94W NE WINDS 20 TO 30 KT. SEAS
2.5 TO 4.5 M. WITHIN 15N94W TO 11N97W TO 15N97W TO 11N102W TO
08N100W TO 08N94W TO 15N94W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5
M IN N TO NE SWELL.

.03 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.
.09 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC...N WINDS 25 TO 35 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 13N96W TO
13N95W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE
WINDS 35 TO 45 KT. SEAS 2.5 TO 4.5 M. WITHIN 14N93W TO 15N94W TO
13N95W TO 14N97W TO 11N97W TO 12N94W TO 14N93W N TO NE WINDS 20
TO 30 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST WITHIN 15N95W TO 16N95W TO 15N96W TO 14N96W TO
14N95W TO 15N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE
WINDS 30 TO 40 KT. SEAS 2.5 TO 4.5 M. WITHIN 16N94W TO 14N96W TO
15N96W TO 11N99W TO 13N95W TO 16N94W NE WINDS 20 TO 30 KT. SEAS
2.5 TO 4.5 M. WITHIN 15N94W TO 11N97W TO 15N97W TO 11N102W TO
08N100W TO 08N94W TO 15N94W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5
M IN N TO NE SWELL.

GULF OF TEHUANTEPEC GALE WARNING: STRONG HIGH PRESSURE BUILDING
ACROSS E MEXICO IN THE WAKE OF A GULF-OF-AMERICA-TRAVERSING COLD
FRONT IS INITIATING GALE-FORCE N GAP WINDS OVER THE GULF OF
TEHUANTEPEC THIS EVENING. THIS GALE WILL BE PROLONGED - LIKELY
LASTING THROUGH TUE NIGHT - WITH A PEAK OF SEVERE GALE TOMORROW
AFTERNOON AND EVENING. PEAK SEAS OF AROUND 17 FT ARE POSSIBLE
SUN NIGHT INTO MON. SEAS WILL QUICKLY BUILD TONIGHT AND BE VERY
ROUGH BY SUN. MARINE INTERESTS TRANSITING ACROSS THE GULF OF
TEHUANTEPEC THIS WEEKEND SHOULD BE AWARE OF THESE GALE-FORCE GAP
WINDS AND TAKE THE NECESSARY ACTION TO AVOID HAZARDOUS MARINE
CONDITIONS OVER THE AFFECTED WATERS.
FOR THE FORECAST, HIGH PRESSURE NORTH OF THE AREA WILL SUPPORT
FRESH TO STRONG NE TO E WINDS IN THE PAPAGAYO REGION THROUGH AT
LEAST MID NEXT WEEK. THIS HIGH PRESSURE WILL ALSO FORCE MODERATE
TO FRESH N WINDS OVER THE GULF OF PANAMA FROM MON NIGHT INTO WED
NIGHT. ELSEWHERE, WINDS ARE MODERATE OR WEAKER OVER FORECAST
WATERS THROUGH MID NEXT WEEK. LARGE TO VERY LARGE NW TO N SWELL
GENERATED BY GALES OVER THE GULF OF TEHUANTEPEC WILL IMPACT THE
WATERS OFFSHORE GUATEMALA AND EL SALVADOR SUN THROUGH WED.

SHORT-TERM TEHUANTEPEC
TODAY - NNW 37-46, Seas NNW 14.7-14.8 ft @ 8sec
TONITE - N 31-39, Seas NNW 17.6-17.6 ft @ 9sec
MONDAY - N 31-39, Seas NNW 17.6-17.6 ft @ 9sec
MONDAY NIGHT - N 24-30, Seas NNW 11.1-11.3 ft @ 8sec

LONG-TERM TEHUANTEPEC
TUESDAY - N 24-30, Seas NNW 11.1-11.3 ft @ 8sec
WEDNESDAY - N 25-31, Seas NNW 10.4-10.7 ft @ 8sec
THURSDAY - NNW 22-28, Seas SW 2.8-4.2 ft @ 14sec
FRIDAY - N 21-26, Seas N/A ?-? ft @ ?
SATURDAY - Not available yet